4820-01-170-9777

Find complete technical information, availability, and procurement data for: 4820-01-170-9777
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Federal Supply Group

Valves

Federal Supply Classification

4820 Nonpowered Valves

National Stock Number

4820-01-170-9777

Item Name Code

05487

Assigment Date

02/01/1984 (42 years ago)

beveled (tube) 2nd end connection style, ball flow control device, right-hand 1st end thread direction, 2b 1st end thread class, flare (tube) 1st end connection style

Product Characteristics

Below you’ll find the complete technical specifications and performance data for this part, including material details and compliance information.

Thread Class: 2b 1st end
Thread Direction: right-hand 1st end
Flow Control Device: ball
Connection Style: beveled (tube) 2nd end
Connection Style: flare (tube) 1st end
Valve Operation Method: automatic
Connection Type: butt weld tube 2nd end
Connection Type: threaded internal tube 1st end
Mounting Position: horizontal or vertical
Maximum Operating Pressure: 3000.0 pounds per square inch single response
Nominal Thread Size: 0.250 inches 1st end
Nominal Outside Diameter Tube Accommodated: 0.250 inches 2nd end
Nominal Outside Diameter Tube Accommodated: 0.250 inches 1st end
Material: steel comp 303 body
Material: steel comp 440c flow control device
Material Document And Classification: aisi 303 assn std single material response body
Material Document And Classification: aisi 440c assn std single material response flow control device
Style Designator: straight thru
Thread Series Designator: unef 1st end

Replaces National Stock Numbers

Below is a list of NSNs that have been officially superseded by this NSN:

NSN	Name	Date
4820-01-187-5341	No Name Available	01/01/1999

Related Parts

This NSN group includes multiple components designed to meet specific performance and operational standards. Each listing provides detailed specs, functionality data, and replacement compatibility information:

Part Number	Name
44300-677	Check Valve
CKRA3756005A	Check Valve
P330163	Check Valve

FAQs

Find helpful answers about installation, operation, maintenance, compliance, and troubleshooting.

What is the FSCG of the NSN 4820-01-170-9777?

The FSCG of the NSN 4820-01-170-9777 is 4820

Does the NSN 4820-01-170-9777 have a Schedule B code assigned?

Yes, the Schedule B code is 8481302090

Does NSN 4820-01-170-9777 require demilitarization?

Items subject to the export administration regulations (ear) in parts 730-774 of title 15, code of federal regulations (cfr) (ccli or ear99) and determined by dod to present a low risk when released out of dod control. No demil, mut, or end use certificate is required. May require an export licensefrom doc.

Does NSN 4820-01-170-9777 contain precious materials?

Item does not contain precious metal.

Does NSN 4820-01-170-9777 contain hazardous materials?

Indicates there is no data in the hmirs and the nsn is in a fsc not generally suspected of containing hazardous materials.

When the NSN 4820-01-170-9777 was assigned to the Federal Catalog?

It was assigned 42 years ago, on Wed, Feb 1, 1984